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Subject: Re: ubi_wl_get_peb: Unable to get a free PEB from user WL pool
From: =?ISO-8859-1?Q?J=F6rg?= Krause <joerg.krause@embedded.rocks>
To: Richard Weinberger <richard@nod.at>, linux-mtd@lists.infradead.org
Date: Wed, 05 Aug 2015 23:53:31 +0200
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On Mi, 2015-08-05 at 23:45 +0200, Richard Weinberger wrote:
> Jörg,
> 
> Am 05.08.2015 um 23:38 schrieb Jörg Krause:
> > On Mi, 2015-08-05 at 23:30 +0200, Richard Weinberger wrote:

[snip]

> > 
> > I attached the kernel boot log.
> 
> Thanks.
> That's a really small UBI setup.
> [    3.202421] ubi1: default fastmap pool size: 10
> [    3.207174] ubi1: default fastmap WL pool size: 5

What do you exactly mean by small UBI setup? The fastmap pool size? The
UBI layout?

[snip]

> > 
> > It is enabled in the kernel config. Not sure how to use it.
> 
> Then just disable it. :)

I did :) I thought fastmap is used automatically by the UBI driver?

> Meanwhile I'll find out what exactly is going on.

Many thanks!